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5500006601 = 6478500783
BaseRepresentation
bin1010001111101001…
…10111000011001001
3112012022020021200012
411013310313003021
542231000202401
62305432121305
7253203166445
oct50764670311
915168207605
105500006601
112372679401
121095b36235
1369861699b
143a2659825
15222cc18bb
hex147d370c9

5500006601 has 4 divisors (see below), whose sum is σ = 5508508032. Its totient is φ = 5491505172.

The previous prime is 5500006597. The next prime is 5500006607. The reversal of 5500006601 is 1066000055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5500006601 - 22 = 5500006597 is a prime.

It is a super-2 number, since 2×55000066012 = 60500145222087146402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5500006607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4249745 + ... + 4251038.

It is an arithmetic number, because the mean of its divisors is an integer number (1377127008).

Almost surely, 25500006601 is an apocalyptic number.

It is an amenable number.

5500006601 is a deficient number, since it is larger than the sum of its proper divisors (8501431).

5500006601 is an equidigital number, since it uses as much as digits as its factorization.

5500006601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8501430.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5500006601 is about 74162.0293748762. The cubic root of 5500006601 is about 1765.1748738394.

Adding to 5500006601 its reverse (1066000055), we get a palindrome (6566006656).

The spelling of 5500006601 in words is "five billion, five hundred million, six thousand, six hundred one".

Divisors: 1 647 8500783 5500006601